(19)

(11)

EP 2 027 069 A2

(12)

(88) Date of publication A3: 07.02.2008 (43) Date of publication: 25.02.2009 Bulletin 2009/09 (21) Application number: 07809433.1 (22) Date of filing: 08.06.2007

(51) International Patent Classification (IPC):  C01B 25/00(2006.01) (86) International application number: PCT/US2007/013619 (87) International publication number: WO 2007/146184 (21.12.2007 Gazette 2007/51)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (30) Priority: 09.06.2006 US 812215 P (71) Applicant: Innophos, Inc. Cranbury, NJ 08512 (US)	(72) Inventors: GODBER, John Lawrenceville, NJ (US) SHAHEED, Amr Howell, New Jersey 07731 (US) (74) Representative: Bauer, Wulf et al Bauer - Vorberg - Kayser Patentanwälte Lindenallee 43 50968 Köln 50968 Köln (DE)